tobramycin a

tobramycin a

(2R)-2-[[(2S)-4-amino-2-[[(2S)-5-amino-2-[[(2S,3S)-2-[[(2S)-2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-methylpentanoyl]amino]-5-oxopentanoyl]amino]-4-oxobutanoyl]amino]-3-sulfanylpropanoic acid

maquiroside A

lactococcin A

Influenza A virus-IN-4

actinoplanone A